硼片, 晶状, 1-30mm (0.39-1.2in), 99.4% (metals basis) 7440-42-8 Boron pieces, crystalline, 1-30mm (0.039_250g 99.4%

250g 99.4%

RH327920

041858.30

0kg单位:

15品 牌:赛默飞阿法埃莎/Thermo Alfa Aesar

0

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